.blog-content-span {
    height: 200px;
    width: 100%;
    overflow: hidden;
    display: block;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.span-exist-tip {
    position: absolute;
    width: 10px;
    height: 10px;
    right: 0px;
    top: 2px;
    z-index: 100;
    display: none;
}